52*101= 5252

1. He drives more carefully than his brother does ==>His brother doesn't ......... 2. He didn't study as hard as his classmates did ==>His classmates..... 3. Trung sings more beautifully than Nam does ==>Nam doesn't.......

1.No one in the class is as intelligent as Peter ==>Peter is the most ........ 2.Tet is the most important celebration to Vietnamese people ==>No celebration is....... 3.No provinces in Vietnam are larger than the Nghe An ==>Nghe An........ 4.English isn't as difficult as Chinese==>Chinese......... 5.The air in the countryside is fresher than that in the city ==>The air in the city isn't .........